Bump tinytuya to 1.12.0

Improvements here are related to Zigbee gateways and sub devices, so
may be of interest to the subdevice branch.  For main, there isn't
really any difference (as with the last few releases of tinytuya that
focused on cloud or specific device types we don't use)

custom_components/tuya_local/manifest.json

@@ -8,6 +8,6 @@
     "integration_type": "device",
     "iot_class": "local_push",
     "issue_tracker": "https://github.com/make-all/tuya-local/issues",
-    "requirements": ["pycryptodome~=3.17","tinytuya==1.11.0"],
+    "requirements": ["pycryptodome~=3.17","tinytuya==1.12.0"],
     "version": "2022.3.1"
 }

requirements-dev.txt

@@ -7,4 +7,4 @@ pytest
 pytest-asyncio
 pytest-cov
 pycryptodome~=3.17
-tinytuya~=1.11.0
+tinytuya~=1.12.0

requirements.txt

@@ -1,2 +1,2 @@
 pycryptodome~=3.17
-tinytuya~=1.11.0
+tinytuya~=1.12.0